Car battery and alternator Ford Focus 2

Battery design features
The manufacturer installs a maintenance-free battery with a nominal voltage of 12 V and a capacity of 60 Ah on the vehicles. The battery elements are located in a...

Possible battery malfunctions, their causes and solutions
Cause of malfunction Method of elimination Battery discharge during vehicle operation Alternator drive belt slippage Adjust the belt tension Generator faulty Check the...

Removing and installing the battery
You will need: a 10 mm wrench and socket head, and an extension. 1. Lift up the plastic battery cover… 2. …and take it off. 3. Unscrew the bolt securing the negative...

Charging the battery
After removing the battery from the vehicle, carefully clean it, especially its upper part, check the electrolyte level ( see "Battery Maintenance" ) and, if necessary,...

Design Features of the Generator
Ford Focus II cars are equipped with three-phase alternating current generators with electromagnetic excitation, with a built-in rectifier unit and electronic voltage...

Possible generator malfunctions, their causes and methods of elimination
Cause of malfunction Method of elimination When the ignition is turned on, the low battery indicator light does not light Broken wire between engine control unit and...

Removing and installing the generator
You will need: keys "8", "12" and TORX E10. 1. Disconnect the wire from the negative terminal of the battery. 2. Remove the power steering fluid reservoir mounting bolt...

Replacing the generator pulley
You will need: a high socket head "24", a hex key "8", welding pliers. 1. Remove the generator from the vehicle ( see "Removing and installing the generator" ). 2....

Features of the starter design
The starter of Ford Focus II cars is a four-pole, four-brush DC electric motor with excitation from permanent magnets, combined with a planetary gearbox and an...

Possible starter malfunctions, their causes and solutions
Cause of malfunction Method of elimination The starter does not turn on The battery is faulty Check the battery Oxidation of battery terminals and cable ends Clean,...

Removing and installing the starter
The starter is mounted on the clutch housing on the rear side of the power unit. You will need: a 13 mm wrench, 10 mm and 13 mm socket heads. 1. Disconnect the wire from...

Starter repair
Fig. 10.4 . Starter parts: 1 – drive side cover; 2 – drive lever; 3 – relay anchor; 4 – rubber seal; 5 – return spring; 6 – traction relay housing; 7 – brush housings...